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Controlling the waveform of ultrashort infrared pulses

An international team of laser physicists of the attoworld team at LMU and the Max Planck Institute of Quantum Optics has achieved unprecedented control over light pulses in the mid-infrared wavelength range......»»

Category: topSource:  physorgJun 3rd, 2022

Electro-optic 3D snapshot of a laser wakefield accelerated kilo-ampere electron bunch

Invented by T. Tajima and J. Dawson, laser wakefield acceleration (LWFA) harnesses the power of high-intensity laser pulses to drive plasma waves with acceleration gradients orders of magnitude higher than conventional RF-based accelerators......»»

Category: topSource:  physorgRelated NewsApr 10th, 2024

Research team exerts electrical control over polaritons, hybridized light-matter particles, at room temperature

A research team has pioneered an innovative technique in ultra-high-resolution spectroscopy. Their breakthrough marks the world's first instance of electrically controlling polaritons—hybridized light-matter particles—at room temperature. The res.....»»

Category: topSource:  physorgRelated NewsApr 9th, 2024

India"s Tata Group aims to buy another iPhone manufacturing plant

Pegatron is reportedly nearing a deal to sell the Tata Group a controlling stake in its iPhone facility in Tamil Nadu, India.Pegatron facility (Source: Pegatron)Following its outright purchase of Wistron's iPhone plant in India's southwestern state o.....»»

Category: appleSource:  appleinsiderRelated NewsApr 9th, 2024

Focusing ultra-intense lasers to a single wavelength

Ultra-intense ultrashort lasers are powerful tools used in various fields like physics, national security, industry, and health care. They help researchers delve into strong-field laser physics, laser-driven radiation sources, particle acceleration,.....»»

Category: topSource:  physorgRelated NewsApr 2nd, 2024

Future Apple devices may precisely track your gestures using radar

You may soon be able to wave your hands or draw with a stylus in mid-air with these gestures then controlling everything from your Mac to an office whiteboard, thanks to radar.A radar-based tracking system would allow for new types of tracking.A new.....»»

Category: appleSource:  appleinsiderRelated NewsApr 2nd, 2024

Researchers challenge the limits of molecular memory, opening the door to the development of molecular chips

Some molecules respond to external light pulses by changing their structure and holding certain states that can be switched from one to another. These are commonly referred to as photoswitches and usually have two possible states. Recently, however,.....»»

Category: topSource:  physorgRelated NewsMar 26th, 2024

Using mode-locked lasers to realize and study non-Hermitian topological physics

Mode-locked lasers are advanced lasers that produce very short pulses of light, with durations ranging from femtoseconds to picoseconds. These lasers are widely used to study ultrafast and nonlinear optical phenomena, but they have also proved useful.....»»

Category: topSource:  pcmagRelated NewsMar 26th, 2024

Breakthrough in light manipulation: Unveiling novel finite barrier bound states

Exploring wave propagation and localization in various media has been a core focus in optics and acoustics. Specifically, in photonics and phononics, scientists have been dedicated to understanding and controlling the behavior of light and sound wave.....»»

Category: topSource:  pcmagRelated NewsMar 22nd, 2024

Astronomers explore stellar populations of an extremely metal-poor dwarf galaxy

Using the James Webb Space Telescope, astronomers have conducted near- and mid-infrared observations of an extremely metal-poor blue compact dwarf galaxy known as I Zwicky 18. Results of the observational campaign, presented in a paper published Marc.....»»

Category: topSource:  physorgRelated NewsMar 21st, 2024

Harnessing hyperspectral imaging and machine learning for rubber tree nutrient management

Rubber trees are essential for natural rubber, and require precise nutrient management. Traditional methods for assessing nutrient levels are expensive and destructive, but near-infrared (NIR) hyperspectral techniques offer a promising nondestructive.....»»

Category: topSource:  physorgRelated NewsMar 18th, 2024

Researchers achieve >99% photoluminescence quantum yield in metal nanoclusters

A research team has achieved near-unity room-temperature photoluminescence quantum yield (PLQY) (>99%) in the near-infrared (NIR) emission of metal nanoclusters in solution. Their work is published in Science......»»

Category: topSource:  physorgRelated NewsMar 18th, 2024

Ultra-flat optics for broadband thermal imaging

Long-wavelength infrared (LWIR) imaging holds critical significance across many applications, from consumer electronics to defense and national security. It finds applications in night vision, remote sensing, and long-range imaging. However, the conv.....»»

Category: topSource:  physorgRelated NewsMar 15th, 2024

Advanced analytical technologies for controlling medical cannabis production

To facilitate the use of cannabis in the medical field, researchers from the IBeA group of the UPV/EHU have developed a rapid analytical technique for the strict control of the growth of cannabis plants. The plants have been classified according to c.....»»

Category: topSource:  physorgRelated NewsMar 14th, 2024

Lidar sensors vulnerable to spoofing attacks, researchers say

Using a series of high-frequency laser pulses, researchers created a 10-square meter perception dead zone......»»

Category: topSource:  autonewsRelated NewsMar 13th, 2024

Prepayment technology is socially and financially isolating UK asylum seekers: Study

A research team from the University of Oxford and the University of Glasgow has found that prepayment cards provided to U.K. asylum seekers by the Home Office are collecting their data and controlling their behaviors in ways that have highly detrimen.....»»

Category: topSource:  physorgRelated NewsMar 11th, 2024

Novel method for controlling light polarization uses liquid crystals to create holograms

Researchers have made a significant breakthrough in controlling the polarization of light, a crucial property for various applications such as augmented reality, data storage, and encryption......»»

Category: topSource:  physorgRelated NewsMar 11th, 2024

Webb peers into the tendrils of NGC 604

Two new images from the NASA/ESA/CSA James Webb Space Telescope's NIRCam (Near-Infrared Camera) and MIRI (Mid-Infrared Instrument) showcase the star-forming region NGC 604, located in the Triangulum galaxy (M33), 2.73 million light-years away from Ea.....»»

Category: topSource:  physorgRelated NewsMar 11th, 2024

Novel method improves Fourier transform infrared spectroscopy detection of ultra-low concentration trace substances

Recently, a research team led by Prof. Gao Minguang and Associate Prof. Li Xiangxian from Hefei Institutes of Physical Science (HFIPS), Chinese Academy of Sciences (CAS) has developed a spectral resolution enhancement method based on linear predictio.....»»

Category: topSource:  physorgRelated NewsMar 7th, 2024

Daily Telescope: A new Webb image reveals a cosmos full of galaxies

See a galaxy as it was just 430 million years after the Big Bang. Enlarge / This image from Webb’s NIRCam (Near-Infrared Camera) instrument shows a portion of the GOODS-North field of galaxies. (credit: NASA, ESA, CSA, STScI,.....»»

Category: topSource:  arstechnicaRelated NewsMar 5th, 2024

Silencing a gene could lower cholesterol

Durable repression of a gene that has a role in controlling cholesterol levels, achieved without permanent genome editing, has been demonstrated in a mouse study published in Nature this week......»»

Category: topSource:  pcmagRelated NewsFeb 29th, 2024